#!/usr/bin/env node
/**
 * API 건강성 전수 감사 시나리오 생성기
 *
 * step-executor 내장 ApiMonitor를 활용하여 API 호출 상태 분석
 * + Performance API 보조 (캐시된 리소스도 포착)
 *
 * 핵심: window.__E2E__.getApiLogs() 활용 + performance.getEntriesByType('resource')
 *
 * Usage: node e2e/runner/gen-api-health.js
 */

const fs = require('fs');
const path = require('path');
const SCENARIOS_DIR = path.resolve(__dirname, '..', 'scenarios');

// ════════════════════════════════════════════════════════════════
// STEP A: 타임스탬프 마커 + Performance API 리소스 카운트 기록
// ════════════════════════════════════════════════════════════════
const MARK_START = [
  `(async()=>{`,
  `const apiLogs=window.__E2E__?window.__E2E__.getApiLogs():{logs:[],summary:{}};`,
  `window.__AH_MARK__={`,
  `  ts:Date.now(),`,
  `  apiLogCount:apiLogs.logs.length,`,
  `  perfCount:performance.getEntriesByType('resource').length`,
  `};`,
  `return JSON.stringify({phase:'MARK_START',ok:true,info:'apiLogs:'+apiLogs.logs.length+' perf:'+window.__AH_MARK__.perfCount});`,
  `})()`,
].join('');

// ════════════════════════════════════════════════════════════════
// STEP B: 종합 API 건강성 감사
// ════════════════════════════════════════════════════════════════
const AUDIT_API = [
  `(async()=>{`,
  `const R={phase:'API_AUDIT'};`,
  `const mark=window.__AH_MARK__||{ts:0,apiLogCount:0,perfCount:0};`,
  // 1. Built-in ApiMonitor 데이터 (status codes 포함)
  `const apiData=window.__E2E__?window.__E2E__.getApiLogs():{logs:[],errors:[],summary:{}};`,
  `const newApiLogs=apiData.logs.slice(mark.apiLogCount);`,
  `R.monitorCalls=newApiLogs.length;`,
  // 2. Performance API 데이터 (모든 네트워크 리소스)
  `const allRes=performance.getEntriesByType('resource');`,
  `const newRes=allRes.slice(mark.perfCount);`,
  `const apiRes=newRes.filter(e=>e.name.includes('/api/')||e.name.includes('/v1/')||e.name.includes('/graphql'));`,
  `R.perfApiCalls=apiRes.length;`,
  // Non-API resources (JS, CSS, images)
  `const jsRes=newRes.filter(e=>e.initiatorType==='script'||e.name.endsWith('.js'));`,
  `const cssRes=newRes.filter(e=>e.initiatorType==='link'||e.name.endsWith('.css'));`,
  `const imgRes=newRes.filter(e=>e.initiatorType==='img'||e.name.match(new RegExp('\\\\.(png|jpg|svg|gif|webp)')));`,
  `R.resourceBreakdown={total:newRes.length,api:apiRes.length,js:jsRes.length,css:cssRes.length,img:imgRes.length};`,
  // 3. Merge: prefer ApiMonitor (has status), supplement with Performance API
  `R.totalCalls=Math.max(newApiLogs.length,apiRes.length);`,
  `R.totalResources=newRes.length;`,
  // If no API calls at all
  `if(R.totalCalls===0){`,
  `  if(newRes.length>0){`,
  `    const avgDur=Math.round(newRes.reduce((s,e)=>s+e.duration,0)/newRes.length);`,
  `    R.grade='PASS';R.ok=true;`,
  `    R.summary=newRes.length+'개 리소스 로드(API 0) | avg '+avgDur+'ms | PASS';`,
  `    R.avgResponseTime=avgDur;`,
  `  }else{`,
  `    R.grade='PASS';R.ok=true;`,
  `    R.summary='리소스/API 호출 없음 (SPA 캐시) | PASS';`,
  `  }`,
  `  return JSON.stringify(R);`,
  `}`,
  // 4. Analyze ApiMonitor logs
  `if(newApiLogs.length>0){`,
  `  const errors4xx=newApiLogs.filter(l=>l.status>=400&&l.status<500);`,
  `  const errors5xx=newApiLogs.filter(l=>l.status>=500);`,
  `  const netErr=newApiLogs.filter(l=>!l.ok&&l.status===0);`,
  `  const slow=newApiLogs.filter(l=>l.duration>2000);`,
  `  const ok=newApiLogs.filter(l=>l.ok);`,
  `  R.errors4xx=errors4xx.length;R.errors5xx=errors5xx.length;`,
  `  R.slowCalls=slow.length;R.successCount=ok.length;`,
  `  const durs=newApiLogs.map(l=>l.duration).filter(d=>d>0);`,
  `  R.avgResponseTime=durs.length>0?Math.round(durs.reduce((a,b)=>a+b,0)/durs.length):0;`,
  `  R.maxResponseTime=durs.length>0?Math.max(...durs):0;`,
  `  const errRate=((errors4xx.length+errors5xx.length+netErr.length)/newApiLogs.length*100);`,
  `  R.errorRate=Math.round(errRate*10)/10;`,
  `  R.failedUrls=[...errors5xx,...errors4xx].slice(0,3).map(l=>l.url.split('?')[0].substring(0,80));`,
  `  if(errors5xx.length>0||errRate>10){R.grade='FAIL';}`,
  `  else if(errors4xx.length>0||slow.length>3||R.avgResponseTime>1000){R.grade='WARN';}`,
  `  else{R.grade='PASS';}`,
  `  R.summary=newApiLogs.length+'개 API | '+ok.length+'OK '+(errors4xx.length+errors5xx.length)+'err '+slow.length+'slow | avg '+R.avgResponseTime+'ms | '+R.grade;`,
  `}else{`,
  // Performance API only (no status codes)
  `  const durs=apiRes.map(e=>Math.round(e.duration));`,
  `  R.avgResponseTime=durs.length>0?Math.round(durs.reduce((a,b)=>a+b,0)/durs.length):0;`,
  `  R.slowCalls=apiRes.filter(e=>e.duration>2000).length;`,
  `  if(R.slowCalls>3||R.avgResponseTime>1000){R.grade='WARN';}`,
  `  else{R.grade='PASS';}`,
  `  R.summary=apiRes.length+'개 API(perf) | avg '+R.avgResponseTime+'ms | '+R.grade;`,
  `}`,
  `R.ok=true;`,
  `return JSON.stringify(R);`,
  `})()`,
].join('');

// ════════════════════════════════════════════════════════════════
const GROUPS = [
  {
    id: 'api-health-acc',
    name: 'API 건강성 감사: 회계',
    pages: [
      { level1: '회계관리', level2: '거래처관리' },
      { level1: '회계관리', level2: '어음관리' },
      { level1: '회계관리', level2: '입금관리' },
      { level1: '회계관리', level2: '출금관리' },
      { level1: '회계관리', level2: '매출관리' },
      { level1: '회계관리', level2: '매입관리' },
      { level1: '회계관리', level2: '악성채권관리' },
      { level1: '회계관리', level2: '예상지출관리' },
      { level1: '회계관리', level2: '카드내역관리' },
      { level1: '회계관리', level2: '결제관리' },
    ],
  },
  {
    id: 'api-health-sales-hr',
    name: 'API 건강성 감사: 판매/인사',
    pages: [
      { level1: '판매관리', level2: '거래처관리' },
      { level1: '판매관리', level2: '수주관리' },
      { level1: '판매관리', level2: '견적관리' },
      { level1: '판매관리', level2: '단가관리' },
      { level1: '인사관리', level2: '사원관리' },
      { level1: '인사관리', level2: '급여관리' },
      { level1: '인사관리', level2: '근태현황' },
      { level1: '인사관리', level2: '휴가관리' },
      { level1: '인사관리', level2: '카드관리' },
    ],
  },
  {
    id: 'api-health-prod-misc',
    name: 'API 건강성 감사: 생산/기타',
    pages: [
      { level1: '생산관리', level2: '작업지시 관리' },
      { level1: '생산관리', level2: '작업실적' },
      { level1: '생산관리', level2: '품목관리' },
      { level1: '생산관리', level2: '작업자 화면' },
      { level1: '품질관리', level2: '제품검사관리' },
      { level1: '자재관리', level2: '입고관리' },
      { level1: '자재관리', level2: '재고현황' },
      { level1: '게시판', level2: '자유게시판' },
      { level1: '게시판', level2: '공지사항' },
    ],
  },
];

function generateScenario(group) {
  const steps = [];
  let id = 1;

  for (let pi = 0; pi < group.pages.length; pi++) {
    const page = group.pages[pi];
    const pfx = `[${page.level1} > ${page.level2}]`;

    if (pi === 0) {
      // First page: already navigated via menuNavigation
      steps.push({ id: id++, name: `${pfx} 마커 기록`, action: 'evaluate', script: MARK_START, timeout: 5000, phase: 'MARK' });
      steps.push({ id: id++, name: `${pfx} API 호출 대기`, action: 'wait', timeout: 3000 });
      steps.push({ id: id++, name: `${pfx} API 건강성 감사`, action: 'evaluate', script: AUDIT_API, timeout: 10000, phase: 'API_AUDIT' });
    } else {
      // Subsequent pages: mark → navigate → wait → audit
      steps.push({ id: id++, name: `${pfx} 마커 기록`, action: 'evaluate', script: MARK_START, timeout: 3000, phase: 'MARK' });
      steps.push({ id: id++, name: `${pfx} 메뉴 이동`, action: 'menu_navigate', level1: page.level1, level2: page.level2, timeout: 10000 });
      steps.push({ id: id++, name: `${pfx} API 호출 대기`, action: 'wait', timeout: 3000 });
      steps.push({ id: id++, name: `${pfx} API 건강성 감사`, action: 'evaluate', script: AUDIT_API, timeout: 10000, phase: 'API_AUDIT' });
    }
  }

  return {
    id: group.id,
    name: group.name,
    version: '2.0.0',
    auth: { role: 'admin' },
    menuNavigation: group.pages[0],
    screenshotPolicy: { captureOnFail: true, captureOnPass: false },
    steps,
  };
}

function main() {
  if (!fs.existsSync(SCENARIOS_DIR)) fs.mkdirSync(SCENARIOS_DIR, { recursive: true });
  for (const group of GROUPS) {
    const scenario = generateScenario(group);
    const fp = path.join(SCENARIOS_DIR, `${scenario.id}.json`);
    fs.writeFileSync(fp, JSON.stringify(scenario, null, 2), 'utf-8');
    console.log(`  ${scenario.id}.json (${scenario.steps.length} steps)`);
  }
  console.log(`\n  Generated ${GROUPS.length} scenarios\n  Run: node e2e/runner/run-all.js --filter api-health`);
}

main();